| 1 | #include <stdio.h> |
| 2 | #include <unistd.h> |
| 3 | #include <sys/wait.h> |
| 4 | #include <stdlib.h> |
| 5 | #include <string.h> |
| 6 | |
| 7 | #define CC "cc" |
| 8 | #define PROG_NAME "slpkger" |
| 9 | #define DEST "/home/fordon/local/bin" |
| 10 | |
| 11 | /* helper fn for running commands via execvp */ |
| 12 | int |
| 13 | runCmd (char *const argv[]) |
| 14 | { |
| 15 | pid_t pid = fork(); |
| 16 | if (pid == 0) |
| 17 | { |
| 18 | execvp(argv[0], argv); |
| 19 | perror("execvp failed"); |
| 20 | _exit(1); |
| 21 | } else if (pid > 0) { |
| 22 | int status; |
| 23 | waitpid(pid, &status, 0); |
| 24 | return WIFEXITED(status) && WEXITSTATUS(status) == 0; |
| 25 | } |
| 26 | return 0; |
| 27 | } |
| 28 | |
| 29 | /* build fn */ |
| 30 | int |
| 31 | build (void) |
| 32 | { |
| 33 | char *const buildCmd[] = { |
| 34 | CC, "-Wall", "-Wextra", "slpkger.c", "-o", PROG_NAME, NULL |
| 35 | }; |
| 36 | |
| 37 | printf ("[BUILD]: " CC " -Wall -Wextra slpkger.c -o %s\n", PROG_NAME); |
| 38 | if (!runCmd (buildCmd)) |
| 39 | { |
| 40 | fprintf (stderr, "[ERROR]: compilation failed\n"); |
| 41 | return 0; |
| 42 | } |
| 43 | printf ("[SUCCESS]: compiled successfully\n"); |
| 44 | return 1; |
| 45 | } |
| 46 | /* install fn */ |
| 47 | int |
| 48 | install (void) |
| 49 | { |
| 50 | if (!build ()) |
| 51 | return 0; |
| 52 | |
| 53 | char *const installCmd[] = { |
| 54 | "cp", PROG_NAME, DEST "/" PROG_NAME, NULL |
| 55 | }; |
| 56 | |
| 57 | printf ("[INSTALL]: cp %s %s/%s\n", PROG_NAME, DEST, PROG_NAME); |
| 58 | if (!runCmd (installCmd)) |
| 59 | { |
| 60 | fprintf (stderr, "[ERROR]: install failed\n"); |
| 61 | return 0; |
| 62 | } |
| 63 | printf ("[SUCCESS]: installed successfully\n"); |
| 64 | return 1; |
| 65 | } |
| 66 | |
| 67 | /* uninstall fn */ |
| 68 | int |
| 69 | uninstall (void) |
| 70 | { |
| 71 | if (remove(DEST "/" PROG_NAME) != 0) |
| 72 | { |
| 73 | fprintf(stderr, "[ERROR]: uninstall failed.\n"); |
| 74 | return 0; |
| 75 | } |
| 76 | printf("[SUCCESS]: uninstalled successfully\n"); |
| 77 | return 1; |
| 78 | } |
| 79 | |
| 80 | int |
| 81 | main (int argc, char **argv) |
| 82 | { |
| 83 | if (argc < 2 || strcmp(argv[1], "--build-only") == 0) |
| 84 | { |
| 85 | return build() ? 0 : 1; |
| 86 | } |
| 87 | |
| 88 | if (strcmp(argv[1], "--install") == 0) |
| 89 | { |
| 90 | return install() ? 0 : 1; |
| 91 | } |
| 92 | |
| 93 | if (strcmp(argv[1], "--uninstall") == 0) |
| 94 | { |
| 95 | return uninstall() ? 0 : 1; |
| 96 | } |
| 97 | fprintf(stderr, "Unknown argument: %s\n", argv[1]); |
| 98 | return 1; |
| 99 | } |