JPH1040092A - System for developing program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily confirm the modified content of a program, to prevent modification omission or modification mistake, and to improve the quality of the program by providing a temporary modification executing means and an actual modification execution means which executes the modification of the program based on modification information added to the program by the temporary modification executing means. SOLUTION: A temporary modification executing part 21 reads a program stored in a program storing part 11 of an information storage device 10 according to a command or the like inputted from an inputting device 40, and operates temporary modification to the program. The temporary modification of the program by the temporary modification executing part 21 is operated by adding information related to a modified content to the modified part of the program. An actual modification executing part 22 reads the program with the modification information stored in a program with modification information storing part 12 of the information storage device 10 according to the command or the like inputted from the inputting device 40, and actually modifies the program according to the added modification information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a program development system used for developing a computer program.
In particular, the present invention relates to a program development system having a feature of modifying a created computer program.

[0002]

2. Description of the Related Art When a computer program (hereinafter simply abbreviated as a program) is developed, the program is described using a computer system, modified and executed as required, and then output as a completed program. Here, the program is corrected by displaying a portion to be corrected of the program on a display device of the computer system and rewriting the corresponding portion.

Conventionally, when a program has been modified, the contents of the modification have been confirmed by displaying the program before and after modification side by side on a display device, or by printing out and comparing.

[0004]

However, in the above-mentioned conventional computer development technology, the first problem is that when the amount of program correction is large or when the location to be corrected is wide-ranging, the reliability of the confirmation of the content of the correction is not reliable. However, there was a problem that the property could not be sufficiently expected. The reason is that, as described above, in the past, the contents of the correction were checked while comparing the program before and after the correction, so that the correction part was overlooked,
This is because mistakes in the contents of the correction were likely to occur.

[0005] As a second problem, when there is an error in the correction result, it takes time to return to the state before correction. The reason is that in the conventional computer development technology, when a correction request is made, the program is immediately corrected, and when returning to the state before correction, the program must be restored by re-correcting it. This is because the.

SUMMARY OF THE INVENTION An object of the present invention is to provide a computer development system which solves the above-mentioned conventional problems, makes it possible to easily confirm the contents of a program correction, prevents omissions or errors in correction, and improves program quality. Is to do.

Another object of the present invention is to provide a computer development system capable of shortening the time required to correct a program and the time required to confirm the contents of the correction, in addition to the above objects.

[0008]

A program development system according to the present invention, which achieves the above object, has provisional correction executing means for adding correction information to a created program, and has been added to the program by the temporary correction executing means. Actual correction executing means for correcting the program based on the correction information.

According to a second aspect of the present invention, the program development system displays the program to which the correction information has been added by the temporary correction execution means on a display device in an image obtained by adding the correction information to the program based on a predetermined format. It is characterized by further comprising a display control means.

According to a third aspect of the present invention, there is provided the program development system according to the first aspect, wherein the program to which the correction information is added by the temporary correction execution means is obtained by adding the correction information to the program based on a predetermined format by a user's selection. Or display control means for displaying the corrected image by the actual correction executing means on a display device.

According to a fourth aspect of the present invention, the program development system further includes a test execution unit for executing and testing the program corrected by the actual correction execution unit.

According to a fifth aspect of the present invention, in the program development system according to the present invention, the actual correction executing means executes the correction of the program to update the program from a state before the correction and also performs a primary correction of the program. The program executed and corrected is tested by the test execution means.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a block diagram showing the configuration of a program development system according to one embodiment of the present invention.

As shown in the figure, the program development system of this embodiment includes an information storage device 10 for storing a created program and a program correction device 2 for correcting the program.
0, a display device 30 for displaying a program,
Input device 40 for inputting various commands and data
And It should be noted that only the characteristic configuration of the present embodiment is shown in the figure, and the description of other configurations is omitted.
Needless to say, a printer or the like for printing out the created program is actually provided. Further, in the present embodiment, the program modifying device 20 is provided as a program modifying means because of the feature of the program modifying function. However, in general, the program creating means and the modifying means have an editor function. It is realized as a physically identical configuration by a computer system or the like.

The information storage device 10 is realized by a magnetic disk device or the like, and includes a program storage unit 11, a program storage unit with correction information 12, and a temporary file 13 as shown in the figure. The program storage unit 11 stores a program in a normal format. The program storage unit 12 with correction information stores a program corrected by the program correction device 20 in a format in which correction information is added to the program, as described later. The format to which the correction information is added is a format in which correction contents such as deletion, update, and addition can be recognized by means such as setting a flag at a correction portion of the program. The temporary file 13 stores a program temporarily corrected by the actual correction execution unit 22 for a program test by the program test execution unit 23 described later.

The program modifying device 20 is realized by a program-controlled CPU and a memory such as a RAM, and has an editor function as described above. As shown,
The program correction device 20 includes a temporary correction execution unit 21 and an actual correction execution unit 22 for correcting a program stored in the information storage device 10, a program test execution unit 23 for testing a corrected program, a program and a program And a program display control unit 24 for displaying the execution result on the display device 30.

The temporary correction execution unit 21 reads a program stored in the program storage unit 11 of the information storage device 10 according to a command or the like input from the input device 40, and temporarily corrects the program. The temporary correction of the program by the temporary correction executing unit 21 is performed by adding information on the correction content to the correction location of the program. Here, in the state where the temporary correction is performed by the temporary correction executing unit 21, that is, in the state where the correction information is added, the actual correction to the program is not performed. Specifically, for example, when deleting specific data, a flag indicating the range of the data and indicating deletion is set. When new data is inserted, a flag indicating that the data is inserted is set and data is written. When changing specific data to other data, a flag indicating the range of data to be changed and indicating data change is set, and the changed data is written. Therefore, in order to cancel the correction and return to the original state, it is only necessary to delete the added correction information. Also, when changing the correction content, it is only necessary to correct the correction information. The program to which the correction information created in this way is added is stored in the correction information-added program storage unit 12 of the information processing device 10.

The actual correction execution unit 22 reads out the program with the correction information stored in the program storage unit 12 with the correction information of the information processing device 10 according to a command or the like input from the input device 40, and adds the program. The correction is actually made according to the correction information provided. The correction of the program by the actual correction execution unit 22 includes a primary correction for the purpose of testing by the program test execution unit 23 described later and a final correction for determining the content of the correction. Which correction is performed is selected by a command input from the input device 40 or the like. 1 for testing purposes
When the next correction is performed, the corrected program is stored in the temporary file 13 of the information storage device 10.
When the final correction is performed, the corrected program is stored in the program storage unit 11 of the information storage device 10.

The program test execution unit 23 executes and tests the program temporarily corrected by the actual correction execution unit 22. After the test by the program test execution unit 23 is completed, the corrected program stored in the temporary file 13 of the actual correction execution unit 22 is deleted.

The program display control section 24 displays the program at each stage described above, the execution result of the program, and the like on the display device 30. Specifically, first, the program stored in the program storage unit 11 of the information storage device 10 is read and displayed. Also, the program to which the correction information has been added by the temporary correction execution unit 21 is displayed. The display image of the program to which the correction information is added may be, for example, an image of a program after the actual program or an image in which predetermined information for recognizing the correction content is written at a correction portion of the program. When a program test is performed by the program test execution unit 23, the result of the test is displayed. Further, when the program is actually corrected by the actual correction execution unit 22,
Display the image of the modified program.

The display device 30 performs various displays under the control of the program display control section 24 of the program correction device 20. The input device 40 is realized by an input device such as a keyboard and a mouse, and is used for inputting command commands and data to the program correction device 20.

FIGS. 2 and 3 show the process of transmitting and receiving a program in the program development system of the present embodiment configured as described above.

As shown in FIG. 2, a program before correction is first read from the program storage unit 11 of the information storage device 10 in accordance with a command from the input device 40, and the display device 30 is controlled by the program display control unit 24.
Will be displayed. When the program is to be corrected, the program before correction is read from the program storage unit 11 of the information storage device 10 in accordance with an instruction from the input device 40, and the correction information is added to the program by the temporary correction execution unit 21. The program to which the correction information has been added is stored in the correction information-added program storage unit 12 of the information storage device 10 and is a display device under the control of the program display control unit 24 under the control of the program display control unit 24 as an image after correction or an image in which the correction information is described. 30 is displayed. Here, the creator of the program can check the contents of the correction with reference to the program displayed on the display device 30. Then, if necessary, the program test execution unit 2
Perform the test according to 3.

As shown in FIG. 3, when a test is performed by the program test execution unit 23, first, correction information is added from the correction information-added program storage unit 12 of the information storage device 10 in accordance with an instruction from the input device 40. The program is read, and the program is corrected by the actual correction executing unit 22. Since this correction is primary, the corrected program is stored in the temporary file 13 of the information storage device. Next, the actual correction execution unit 22
Instructs the program test execution unit 23 to execute a program test according to an instruction from the input device 40. The program test execution unit 23 reads and executes the corrected program from the temporary file 13 according to the instruction from the actual correction execution unit 22.
The execution result is displayed on the display device 30 under the control of the program display control unit 24. When the test of the program is performed, the corrected program in the temporary file 13 is deleted.

When the creator of the program decides to make the modification in accordance with the result of checking the program with the modification information displayed on the display device 30 or the result of the test of the modified program, the creator of the program from the input device 40 Enter a command to perform the correction. The actual correction execution unit 22 responds to a command from the input device 40
Program storage unit 12 with correction information of information storage device 10
, A program with correction information is read out, and the program is corrected based on the added correction information. Since this correction is final, the corrected program is stored in the program storage unit 11 of the information storage device 10. Thereby, the contents of the program storage unit 11 are updated.

Next, the operation of this embodiment will be described with reference to the flowcharts of FIGS. 4 and 5 and FIG. FIG. 6 is a diagram showing a specific modification example of the program according to the present embodiment, and showing the display contents of the display device 30.

In this modification, as shown in FIG. 6, it is assumed that four lines from "1000" to "4000" of the program are modified. The content of the correction is to change the sentence “Ai-e-o” in the line “1000” to “At-a-e-o”,
The sentence “A <B” of “00” is deleted, and a new sentence “Sasisese” is inserted after the sentence “123456”.

First, the creator of the program writes the program using the editor function of the system, and then, based on the function of the system, does not modify the program,
Correction is selected, and one of the other processes is selected, and a command is input using the input device 40 (FIG. 4, step 40).
1). At this point, the display is displayed on the display device 30 as shown in the display screen (A) of FIG. Here, if no correction is selected, all the processes are terminated.

When the correction is selected, first, the temporary correction executing unit 21 reads the program from the program storage unit 11 of the information storage device 10 and stores the correction information in a predetermined correction location in accordance with the instruction input from the input device 40. Is added (step 402). Then, if the correction information is not canceled, after selecting the display format, the program display control unit 24 displays the program to which the correction information is added on the display device 30 (steps 403 to 40).
7). In the state where the above-described three types of correction have been performed, the display screen is displayed on the display device 30 as shown in the display screen (B) or (C) of FIG. Step 405 of selecting a display format
In this case, when the display by the image after the correction is selected, the image is displayed as shown in the display screen (B), and when the display by the image to which the correction information is added is selected, the image is displayed as the display screen (C). . On the display screen (C),
The code “change” added to the line “1000” indicates that the sentence of this line is changed, the code “deletion” added to the line “3000” indicates that the sentence of this line is deleted, Line "50
The sign “add” added to “00” indicates that the sentence of this line is newly inserted. In each sentence, an underlined portion is a newly inserted portion, and a portion surrounded by a frame is a portion to be deleted.

In order to cancel the correction of the program, the correction information added by the temporary correction executing unit 21 is deleted according to the command input from the input device 40 (step 40).
3, 404), and after selecting the display format, the program display control unit 24 displays the program on which the correction information has been deleted on the display device 30 (steps 405 to 407). From the state of the display screens (B) and (C), the sentence "A
When the deletion of <B> is canceled, the display device 30
Are displayed as shown in the display screen (D) or (E) of FIG.

When the registration command is input from the input device 40, the program to which the correction information has been added as described above is stored in the correction information-added program storage section 12 of the information storage device 10 (steps 408 and 409). ).

Next, when other processing is selected in step 401, the creator of the program subsequently selects one of the functions of testing the program, executing the correction, and outputting the specification, and using the input device 40. Input a command (Fig. 5,
Step 410).

When the test of the program is selected, the actual correction execution unit 22 reads the program with the correction information added thereto from the program storage unit 12 with the correction information of the information storage unit 10, and according to the command input from the input device 40. Then, the program is modified based on the modification information and stored in the temporary file 13 of the information processing device 10 (step 411). Then, the program test execution unit 23
Reads the program stored in the temporary file 13 and executes the program (step 41).
2). After the test of the program is completed, the corrected program stored in the temporary file 13 is deleted.

When the execution of the modification of the program is selected,
The actual correction executing unit 22 reads the program to which the correction information has been added from the program storage unit 12 with the correction information of the information storage unit 10 and executes the correction of the program based on the correction information according to the instruction input from the input device 40. (Step 413). The corrected program is stored in the program storage unit 11 of the information storage device 10.

When the specification output is selected, the corrected image and the correction are output in the same manner as the display format when the program to which the correction information is added by the temporary correction execution unit 21 is displayed on the display device 30 as the output format. One of the images with the added information is selected (step 414) and output using a printer (steps 415, 416).

Although the present invention has been described with reference to the preferred embodiments, the present invention is not necessarily limited to the above embodiments. For example, in this embodiment, the corrected program created when the test of the program is performed is deleted after the test is completed, and the correction by the actual correction execution unit is performed again when the correction of the program is performed. However, if the modified program in the temporary file is left and it is not necessary to correct the modified content, the modified program may be directly copied to the program storage unit.

[0038]

As described above, the program development system according to the present invention makes provisional corrections just to add correction information to a program, and refers to the program displayed in an image with the correction information added. Since the contents of the correction become clear at a glance, it is easy to confirm the contents of the correction of the program, which is effective in preventing omission of correction confirmation and correction mistake, and has an effect of improving the quality of the program.

In addition, if the correction result contains an error, and if the state is a temporary correction, the state can be returned to the state before the correction only by deleting the correction information, so that the correction can be easily canceled or the content of the correction can be easily changed. There is an effect that can be performed.

Further, since it is easy to check the contents of correction of the program and to change the contents of correction, there is an effect that the time required for correcting the program and the time required for checking the contents of correction can be reduced.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a program development system according to one embodiment of the present invention.

FIG. 2 is a diagram showing a process of transmitting and receiving a program when executing temporary correction and actual correction according to the embodiment.

FIG. 3 is a diagram illustrating a process of transmitting and receiving a program at the time of test execution according to the embodiment.

FIG. 4 is a flowchart showing an operation of the present embodiment, and shows an operation up to execution of temporary correction.

FIG. 5 is a flowchart showing an operation of the present embodiment, and shows an operation after execution of temporary correction.

FIG. 6 is a diagram showing a modification example of the program according to the embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Information storage device 11 Program storage part 12 Program storage part with correction information 13 Temporary file 20 Program correction device 21 Temporary correction execution part 22 Actual correction execution part 23 Program test execution part 24 Program display control part 30 Display 40 Input device

Claims (5)

[Claims] 1. A program development system having an editor function for describing a program and used for creating a program, a temporary correction executing means for adding correction information to the created program, and a temporary correction executing means for adding the correction information to the program. And an actual correction executing means for executing the correction of the program based on the corrected information. 2. The apparatus according to claim 1, further comprising display control means for displaying, on a display device, the program to which the correction information has been added by the temporary correction execution means in an image obtained by adding the correction information to the program based on a predetermined format. 2. The program development system according to claim 1, wherein: 3. A program to which correction information has been added by the temporary correction execution means, an image obtained by adding correction information to the program based on a predetermined format according to a user's selection, or a program after correction by the actual correction execution means. 2. The program development system according to claim 1, further comprising display control means for displaying the image on a display device. 4. The program development system according to claim 1, further comprising test execution means for executing and testing the program corrected by said actual correction execution means. 5. The actual correction execution means executes the correction of the program to update the program from a state before the correction, and executes the primary correction of the program to execute the corrected program. The program development system according to claim 4, wherein the program is tested by a test execution unit.